Ear cup



FIG. 1 is a side view of an ear cup showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a perspective view showing two ear cups secured to a head band; and,

FIG. 6 is a side view showing the inside of an earcup.

The strap shown in broken lines in FIG. 5 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an ear cup, as shown and described. 